#ifndef STM32_H
#define STM32_H

#include <stdint.h>

struct RCC_t {
	volatile uint32_t CR;
	volatile uint32_t CFGR;
	volatile uint32_t CIR;
	volatile uint32_t APB2RSTR;
	volatile uint32_t APB1RSTR;
	volatile uint32_t AHBENR;
	volatile uint32_t APB2ENR;
	volatile uint32_t APB1ENR;
	volatile uint32_t BDCR;
	volatile uint32_t CSR;
};

static RCC_t& RCC = *(RCC_t*)0x40021000;

struct FLASH_t {
	volatile uint32_t ACR;
	volatile uint32_t KEYR;
	volatile uint32_t OPTKEYR;
	volatile uint32_t SR;
	volatile uint32_t CR;
	volatile uint32_t AR;
	volatile uint32_t RESERVED;
	volatile uint32_t OBR;
	volatile uint32_t WRPR;
};

static FLASH_t& FLASH = *(FLASH_t*)0x40022000;

struct GPIO_t {
	volatile uint32_t CRL;
	volatile uint32_t CRH;
	volatile uint32_t IDR;
	volatile uint32_t ODR;
	volatile uint32_t BSRR;
	volatile uint32_t BRR;
	volatile uint32_t LCKR;
};

static GPIO_t& GPIOA = *(GPIO_t*)0x40010800;
static GPIO_t& GPIOB = *(GPIO_t*)0x40010c00;
static GPIO_t& GPIOC = *(GPIO_t*)0x40011000;

struct I2C_t {
	volatile uint32_t CR1;
	volatile uint32_t CR2;
	volatile uint32_t OAR1;
	volatile uint32_t OAR2;
	volatile uint32_t DR;
	volatile uint32_t SR1;
	volatile uint32_t SR2;
	volatile uint32_t CCR;
	volatile uint32_t TRISE;
};

static I2C_t& I2C1 = *(I2C_t*)0x40005400;
static I2C_t& I2C2 = *(I2C_t*)0x40005800;

#endif